AirLive BU-3028-IVS provides 3-Magapixel high definition resolution at 25 frames per second and 1080P at 30 frames per second. With smart focus function, AirLive BU-3028-IVS can adjust focus immediately when the focal length is changing. Moreover, 3~10.5mm motorized zoom can help user to alter the focal length remotely. It is very simple for user to install the camera.